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Note 18 - Quarterly Financial Information (amounts in thousands, except per share data) (Detail) (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Goodwill, Impairment Loss (in Dollars) |  | $ 67,000,000 | $ 410,000 | $ 67,000,000 |
Extraordinary Item, Gain (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest (in Dollars) |  | 41,800,000 | 18,000,000 |  |
Income (Loss) from Extraordinary Items, Net of Tax, Per Diluted Share | $ 4,400,000 | $ 2.55 |  |  |
Gross Profit (in Dollars) |  | 5,900,000 | 47,472,000 | 39,837,000 | 62,705,000
Net Income (Loss) Attributable to Parent (in Dollars) |  | $ 4,200,000 | $ (297,000) | $ (35,900,000) | $ 19,087,000
Earnings Per Share, Diluted | $ 0.27 | $ 0.26 | $ (0.26) | $ (2.24) | $ 1.13

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